28770202292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1\times {\mathrm{3463}}^1$

素因数の和:4488

約数の個数: 48

約数和(自身を含む): 54578950272

約数和(自身を除く): 25808747980

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 811, 1622, 2561, 3244, 3463, 5122, 6926, 10244, 10543, 13852, 21086, 42172, 45019, 90038, 159767, 180076, 319534, 639068, 682211, 1364422, 2076971, 2728844, 2808493, 4153942, 5616986, 8307884, 8868743, 11233972, 17737486, 35474972, 36510409, 73020818, 146041636, 553273121, 1106546242, 2213092484, 7192550573, 14385101146, 28770202292]

約数ペア:

[(1, 28770202292), (2, 14385101146), (4, 7192550573), (13, 2213092484), (26, 1106546242), (52, 553273121), (197, 146041636), (394, 73020818), (788, 36510409), (811, 35474972), (1622, 17737486), (2561, 11233972), (3244, 8868743), (3463, 8307884), (5122, 5616986), (6926, 4153942), (10244, 2808493), (10543, 2728844), (13852, 2076971), (21086, 1364422), (42172, 682211), (45019, 639068), (90038, 319534), (159767, 180076)]