193654395

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2602

約数の個数: 80

約数和(自身を含む): 401135328

約数和(自身を除く): 207480933

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 81, 85, 99, 135, 153, 165, 187, 255, 297, 405, 459, 495, 561, 765, 891, 935, 1377, 1485, 1683, 2295, 2557, 2805, 4455, 5049, 6885, 7671, 8415, 12785, 15147, 23013, 25245, 28127, 38355, 43469, 69039, 75735, 84381, 115065, 130407, 140635, 207117, 217345, 253143, 345195, 391221, 421905, 478159, 652035, 759429, 1035585, 1173663, 1265715, 1434477, 1956105, 2278287, 2390795, 3520989, 3797145, 4303431, 5868315, 7172385, 11391435, 12910293, 17604945, 21517155, 38730879, 64551465, 193654395]

約数ペア:

[(1, 193654395), (3, 64551465), (5, 38730879), (9, 21517155), (11, 17604945), (15, 12910293), (17, 11391435), (27, 7172385), (33, 5868315), (45, 4303431), (51, 3797145), (55, 3520989), (81, 2390795), (85, 2278287), (99, 1956105), (135, 1434477), (153, 1265715), (165, 1173663), (187, 1035585), (255, 759429), (297, 652035), (405, 478159), (459, 421905), (495, 391221), (561, 345195), (765, 253143), (891, 217345), (935, 207117), (1377, 140635), (1485, 130407), (1683, 115065), (2295, 84381), (2557, 75735), (2805, 69039), (4455, 43469), (5049, 38355), (6885, 28127), (7671, 25245), (8415, 23013), (12785, 15147)]