202193955

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 374499840

約数和(自身を除く): 172305885

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 61, 129, 135, 183, 215, 305, 387, 549, 571, 645, 915, 1161, 1647, 1713, 1935, 2623, 2745, 2855, 5139, 5805, 7869, 8235, 8565, 13115, 15417, 23607, 24553, 25695, 34831, 39345, 70821, 73659, 77085, 104493, 118035, 122765, 174155, 220977, 313479, 354105, 368295, 522465, 662931, 940437, 1104885, 1497733, 1567395, 3314655, 4493199, 4702185, 7488665, 13479597, 22465995, 40438791, 67397985, 202193955]

約数ペア:

[(1, 202193955), (3, 67397985), (5, 40438791), (9, 22465995), (15, 13479597), (27, 7488665), (43, 4702185), (45, 4493199), (61, 3314655), (129, 1567395), (135, 1497733), (183, 1104885), (215, 940437), (305, 662931), (387, 522465), (549, 368295), (571, 354105), (645, 313479), (915, 220977), (1161, 174155), (1647, 122765), (1713, 118035), (1935, 104493), (2623, 77085), (2745, 73659), (2855, 70821), (5139, 39345), (5805, 34831), (7869, 25695), (8235, 24553), (8565, 23607), (13115, 15417)]