15983118

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 36438480

約数和(自身を除く): 20455362

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 67, 87, 134, 174, 201, 261, 402, 457, 522, 603, 914, 1206, 1371, 1943, 2742, 3886, 4113, 5829, 8226, 11658, 13253, 17487, 26506, 30619, 34974, 39759, 61238, 79518, 91857, 119277, 183714, 238554, 275571, 551142, 887951, 1775902, 2663853, 5327706, 7991559, 15983118]

約数ペア:

[(1, 15983118), (2, 7991559), (3, 5327706), (6, 2663853), (9, 1775902), (18, 887951), (29, 551142), (58, 275571), (67, 238554), (87, 183714), (134, 119277), (174, 91857), (201, 79518), (261, 61238), (402, 39759), (457, 34974), (522, 30619), (603, 26506), (914, 17487), (1206, 13253), (1371, 11658), (1943, 8226), (2742, 5829), (3886, 4113)]