291201248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18919}}^1$

素因数の和:18979

約数の個数: 48

約数和(自身を含む): 634122720

約数和(自身を除く): 342921472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 208, 296, 416, 481, 592, 962, 1184, 1924, 3848, 7696, 15392, 18919, 37838, 75676, 151352, 245947, 302704, 491894, 605408, 700003, 983788, 1400006, 1967576, 2800012, 3935152, 5600024, 7870304, 9100039, 11200048, 18200078, 22400096, 36400156, 72800312, 145600624, 291201248]

約数ペア:

[(1, 291201248), (2, 145600624), (4, 72800312), (8, 36400156), (13, 22400096), (16, 18200078), (26, 11200048), (32, 9100039), (37, 7870304), (52, 5600024), (74, 3935152), (104, 2800012), (148, 1967576), (208, 1400006), (296, 983788), (416, 700003), (481, 605408), (592, 491894), (962, 302704), (1184, 245947), (1924, 151352), (3848, 75676), (7696, 37838), (15392, 18919)]