28397070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1867}}^1$

素因数の和:1906

約数の個数: 72

約数和(自身を含む): 79991496

約数和(自身を除く): 51594426

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 1867, 2535, 3042, 3734, 5070, 5601, 7605, 9335, 11202, 15210, 16803, 18670, 24271, 28005, 33606, 48542, 56010, 72813, 84015, 121355, 145626, 168030, 218439, 242710, 315523, 364065, 436878, 631046, 728130, 946569, 1092195, 1577615, 1893138, 2184390, 2839707, 3155230, 4732845, 5679414, 9465690, 14198535, 28397070]

約数ペア:

[(1, 28397070), (2, 14198535), (3, 9465690), (5, 5679414), (6, 4732845), (9, 3155230), (10, 2839707), (13, 2184390), (15, 1893138), (18, 1577615), (26, 1092195), (30, 946569), (39, 728130), (45, 631046), (65, 436878), (78, 364065), (90, 315523), (117, 242710), (130, 218439), (169, 168030), (195, 145626), (234, 121355), (338, 84015), (390, 72813), (507, 56010), (585, 48542), (845, 33606), (1014, 28005), (1170, 24271), (1521, 18670), (1690, 16803), (1867, 15210), (2535, 11202), (3042, 9335), (3734, 7605), (5070, 5601)]