28538118

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 74280960

約数和(自身を除く): 45742842

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 61, 63, 79, 94, 122, 126, 141, 158, 183, 237, 282, 329, 366, 423, 427, 474, 549, 553, 658, 711, 846, 854, 987, 1098, 1106, 1281, 1422, 1659, 1974, 2562, 2867, 2961, 3318, 3713, 3843, 4819, 4977, 5734, 5922, 7426, 7686, 8601, 9638, 9954, 11139, 14457, 17202, 20069, 22278, 25803, 25991, 28914, 33417, 33733, 40138, 43371, 51606, 51982, 60207, 66834, 67466, 77973, 86742, 101199, 120414, 155946, 180621, 202398, 226493, 233919, 303597, 361242, 452986, 467838, 607194, 679479, 1358958, 1585451, 2038437, 3170902, 4076874, 4756353, 9512706, 14269059, 28538118]

約数ペア:

[(1, 28538118), (2, 14269059), (3, 9512706), (6, 4756353), (7, 4076874), (9, 3170902), (14, 2038437), (18, 1585451), (21, 1358958), (42, 679479), (47, 607194), (61, 467838), (63, 452986), (79, 361242), (94, 303597), (122, 233919), (126, 226493), (141, 202398), (158, 180621), (183, 155946), (237, 120414), (282, 101199), (329, 86742), (366, 77973), (423, 67466), (427, 66834), (474, 60207), (549, 51982), (553, 51606), (658, 43371), (711, 40138), (846, 33733), (854, 33417), (987, 28914), (1098, 25991), (1106, 25803), (1281, 22278), (1422, 20069), (1659, 17202), (1974, 14457), (2562, 11139), (2867, 9954), (2961, 9638), (3318, 8601), (3713, 7686), (3843, 7426), (4819, 5922), (4977, 5734)]