28548390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1125

約数の個数: 64

約数和(自身を含む): 74898432

約数和(自身を除く): 46350042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1031, 1065, 1846, 2062, 2130, 2769, 3093, 4615, 5155, 5538, 6186, 9230, 10310, 13403, 13845, 15465, 26806, 27690, 30930, 40209, 67015, 73201, 80418, 134030, 146402, 201045, 219603, 366005, 402090, 439206, 732010, 951613, 1098015, 1903226, 2196030, 2854839, 4758065, 5709678, 9516130, 14274195, 28548390]

約数ペア:

[(1, 28548390), (2, 14274195), (3, 9516130), (5, 5709678), (6, 4758065), (10, 2854839), (13, 2196030), (15, 1903226), (26, 1098015), (30, 951613), (39, 732010), (65, 439206), (71, 402090), (78, 366005), (130, 219603), (142, 201045), (195, 146402), (213, 134030), (355, 80418), (390, 73201), (426, 67015), (710, 40209), (923, 30930), (1031, 27690), (1065, 26806), (1846, 15465), (2062, 13845), (2130, 13403), (2769, 10310), (3093, 9230), (4615, 6186), (5155, 5538)]