421533390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2711}}^1$

素因数の和:2865

約数の個数: 64

約数和(自身を含む): 1040366592

約数和(自身を除く): 618833202

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 73, 142, 146, 213, 219, 355, 365, 426, 438, 710, 730, 1065, 1095, 2130, 2190, 2711, 5183, 5422, 8133, 10366, 13555, 15549, 16266, 25915, 27110, 31098, 40665, 51830, 77745, 81330, 155490, 192481, 197903, 384962, 395806, 577443, 593709, 962405, 989515, 1154886, 1187418, 1924810, 1979030, 2887215, 2968545, 5774430, 5937090, 14051113, 28102226, 42153339, 70255565, 84306678, 140511130, 210766695, 421533390]

約数ペア:

[(1, 421533390), (2, 210766695), (3, 140511130), (5, 84306678), (6, 70255565), (10, 42153339), (15, 28102226), (30, 14051113), (71, 5937090), (73, 5774430), (142, 2968545), (146, 2887215), (213, 1979030), (219, 1924810), (355, 1187418), (365, 1154886), (426, 989515), (438, 962405), (710, 593709), (730, 577443), (1065, 395806), (1095, 384962), (2130, 197903), (2190, 192481), (2711, 155490), (5183, 81330), (5422, 77745), (8133, 51830), (10366, 40665), (13555, 31098), (15549, 27110), (16266, 25915)]