253913790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{28307}}^1$

素因数の和:28353

約数の個数: 64

約数和(自身を含む): 684827136

約数和(自身を除く): 430913346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 28307, 56614, 84921, 141535, 169842, 283070, 367991, 424605, 651061, 735982, 849210, 1103973, 1302122, 1839955, 1953183, 2207946, 3255305, 3679910, 3906366, 5519865, 6510610, 8463793, 9765915, 11039730, 16927586, 19531830, 25391379, 42318965, 50782758, 84637930, 126956895, 253913790]

約数ペア:

[(1, 253913790), (2, 126956895), (3, 84637930), (5, 50782758), (6, 42318965), (10, 25391379), (13, 19531830), (15, 16927586), (23, 11039730), (26, 9765915), (30, 8463793), (39, 6510610), (46, 5519865), (65, 3906366), (69, 3679910), (78, 3255305), (115, 2207946), (130, 1953183), (138, 1839955), (195, 1302122), (230, 1103973), (299, 849210), (345, 735982), (390, 651061), (598, 424605), (690, 367991), (897, 283070), (1495, 169842), (1794, 141535), (2990, 84921), (4485, 56614), (8970, 28307)]