42649290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{751}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 111211776

約数和(自身を除く): 68562486

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 631, 751, 1262, 1502, 1893, 2253, 3155, 3755, 3786, 4506, 5679, 6310, 6759, 7510, 9465, 11265, 11358, 13518, 18930, 22530, 28395, 33795, 56790, 67590, 473881, 947762, 1421643, 2369405, 2843286, 4264929, 4738810, 7108215, 8529858, 14216430, 21324645, 42649290]

約数ペア:

[(1, 42649290), (2, 21324645), (3, 14216430), (5, 8529858), (6, 7108215), (9, 4738810), (10, 4264929), (15, 2843286), (18, 2369405), (30, 1421643), (45, 947762), (90, 473881), (631, 67590), (751, 56790), (1262, 33795), (1502, 28395), (1893, 22530), (2253, 18930), (3155, 13518), (3755, 11358), (3786, 11265), (4506, 9465), (5679, 7510), (6310, 6759)]