274289028

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 697396896

約数和(自身を除く): 423107868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 211, 338, 422, 507, 633, 641, 676, 844, 1014, 1266, 1282, 1923, 2028, 2532, 2564, 2743, 3846, 5486, 7692, 8229, 8333, 10972, 16458, 16666, 24999, 32916, 33332, 35659, 49998, 71318, 99996, 106977, 108329, 135251, 142636, 213954, 216658, 270502, 324987, 405753, 427908, 433316, 541004, 649974, 811506, 1299948, 1623012, 1758263, 3516526, 5274789, 7033052, 10549578, 21099156, 22857419, 45714838, 68572257, 91429676, 137144514, 274289028]

約数ペア:

[(1, 274289028), (2, 137144514), (3, 91429676), (4, 68572257), (6, 45714838), (12, 22857419), (13, 21099156), (26, 10549578), (39, 7033052), (52, 5274789), (78, 3516526), (156, 1758263), (169, 1623012), (211, 1299948), (338, 811506), (422, 649974), (507, 541004), (633, 433316), (641, 427908), (676, 405753), (844, 324987), (1014, 270502), (1266, 216658), (1282, 213954), (1923, 142636), (2028, 135251), (2532, 108329), (2564, 106977), (2743, 99996), (3846, 71318), (5486, 49998), (7692, 35659), (8229, 33332), (8333, 32916), (10972, 24999), (16458, 16666)]