331385289976

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{582203}}^1$

素因数の和:582656

約数の個数: 48

約数和(自身を含む): 674419291560

約数和(自身を除く): 343034001584

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 421, 676, 842, 1352, 1684, 3368, 5473, 10946, 21892, 43784, 71149, 142298, 284596, 569192, 582203, 1164406, 2328812, 4657624, 7568639, 15137278, 30274556, 60549112, 98392307, 196784614, 245107463, 393569228, 490214926, 787138456, 980429852, 1960859704, 3186397019, 6372794038, 12745588076, 25491176152, 41423161247, 82846322494, 165692644988, 331385289976]

約数ペア:

[(1, 331385289976), (2, 165692644988), (4, 82846322494), (8, 41423161247), (13, 25491176152), (26, 12745588076), (52, 6372794038), (104, 3186397019), (169, 1960859704), (338, 980429852), (421, 787138456), (676, 490214926), (842, 393569228), (1352, 245107463), (1684, 196784614), (3368, 98392307), (5473, 60549112), (10946, 30274556), (21892, 15137278), (43784, 7568639), (71149, 4657624), (142298, 2328812), (284596, 1164406), (569192, 582203)]