142720656478

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{34871}}^1$

素因数の和:35077

約数の個数: 48

約数和(自身を含む): 232913296224

約数和(自身を除く): 90192639746

約数列:

[1, 2, 17, 34, 73, 97, 146, 194, 289, 578, 1241, 1649, 2482, 3298, 7081, 14162, 21097, 28033, 34871, 42194, 56066, 69742, 120377, 240754, 592807, 1185614, 2046409, 2545583, 3382487, 4092818, 5091166, 6764974, 10077719, 20155438, 43274911, 57502279, 86549822, 115004558, 246921551, 493843102, 735673487, 977538743, 1471346974, 1955077486, 4197666367, 8395332734, 71360328239, 142720656478]

約数ペア:

[(1, 142720656478), (2, 71360328239), (17, 8395332734), (34, 4197666367), (73, 1955077486), (97, 1471346974), (146, 977538743), (194, 735673487), (289, 493843102), (578, 246921551), (1241, 115004558), (1649, 86549822), (2482, 57502279), (3298, 43274911), (7081, 20155438), (14162, 10077719), (21097, 6764974), (28033, 5091166), (34871, 4092818), (42194, 3382487), (56066, 2545583), (69742, 2046409), (120377, 1185614), (240754, 592807)]