221459535

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 464486400

約数和(自身を除く): 243026865

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 47, 55, 57, 95, 99, 135, 141, 165, 167, 171, 209, 235, 285, 297, 423, 495, 501, 513, 517, 627, 705, 835, 855, 893, 1045, 1269, 1485, 1503, 1551, 1837, 1881, 2115, 2505, 2565, 2585, 2679, 3135, 3173, 4465, 4509, 4653, 5511, 5643, 6345, 7515, 7755, 7849, 8037, 9185, 9405, 9519, 9823, 13395, 13959, 15865, 16533, 22545, 23265, 23547, 24111, 27555, 28215, 28557, 29469, 34903, 39245, 40185, 47595, 49115, 49599, 69795, 70641, 82665, 85671, 86339, 88407, 104709, 117735, 120555, 142785, 147345, 149131, 174515, 211923, 247995, 259017, 265221, 314127, 353205, 428355, 431695, 442035, 447393, 523545, 745655, 777051, 942381, 1059615, 1295085, 1326105, 1342179, 1570635, 1640441, 2236965, 2331153, 3885255, 4026537, 4711905, 4921323, 6710895, 8202205, 11655765, 14763969, 20132685, 24606615, 44291907, 73819845, 221459535]

約数ペア:

[(1, 221459535), (3, 73819845), (5, 44291907), (9, 24606615), (11, 20132685), (15, 14763969), (19, 11655765), (27, 8202205), (33, 6710895), (45, 4921323), (47, 4711905), (55, 4026537), (57, 3885255), (95, 2331153), (99, 2236965), (135, 1640441), (141, 1570635), (165, 1342179), (167, 1326105), (171, 1295085), (209, 1059615), (235, 942381), (285, 777051), (297, 745655), (423, 523545), (495, 447393), (501, 442035), (513, 431695), (517, 428355), (627, 353205), (705, 314127), (835, 265221), (855, 259017), (893, 247995), (1045, 211923), (1269, 174515), (1485, 149131), (1503, 147345), (1551, 142785), (1837, 120555), (1881, 117735), (2115, 104709), (2505, 88407), (2565, 86339), (2585, 85671), (2679, 82665), (3135, 70641), (3173, 69795), (4465, 49599), (4509, 49115), (4653, 47595), (5511, 40185), (5643, 39245), (6345, 34903), (7515, 29469), (7755, 28557), (7849, 28215), (8037, 27555), (9185, 24111), (9405, 23547), (9519, 23265), (9823, 22545), (13395, 16533), (13959, 15865)]