15551595

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 30666240

約数和(自身を除く): 15114645

約数列:

[1, 3, 5, 9, 15, 19, 27, 43, 45, 47, 57, 81, 95, 129, 135, 141, 171, 215, 235, 285, 387, 405, 423, 513, 645, 705, 817, 855, 893, 1161, 1269, 1539, 1935, 2021, 2115, 2451, 2565, 2679, 3483, 3807, 4085, 4465, 5805, 6063, 6345, 7353, 7695, 8037, 10105, 12255, 13395, 17415, 18189, 19035, 22059, 24111, 30315, 36765, 38399, 40185, 54567, 66177, 72333, 90945, 110295, 115197, 120555, 163701, 191995, 272835, 330885, 345591, 361665, 575985, 818505, 1036773, 1727955, 3110319, 5183865, 15551595]

約数ペア:

[(1, 15551595), (3, 5183865), (5, 3110319), (9, 1727955), (15, 1036773), (19, 818505), (27, 575985), (43, 361665), (45, 345591), (47, 330885), (57, 272835), (81, 191995), (95, 163701), (129, 120555), (135, 115197), (141, 110295), (171, 90945), (215, 72333), (235, 66177), (285, 54567), (387, 40185), (405, 38399), (423, 36765), (513, 30315), (645, 24111), (705, 22059), (817, 19035), (855, 18189), (893, 17415), (1161, 13395), (1269, 12255), (1539, 10105), (1935, 8037), (2021, 7695), (2115, 7353), (2451, 6345), (2565, 6063), (2679, 5805), (3483, 4465), (3807, 4085)]