31721388

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1187}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 79035264

約数和(自身を除く): 47313876

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 131, 204, 262, 393, 524, 786, 1187, 1572, 2227, 2374, 3561, 4454, 4748, 6681, 7122, 8908, 13362, 14244, 20179, 26724, 40358, 60537, 80716, 121074, 155497, 242148, 310994, 466491, 621988, 932982, 1865964, 2643449, 5286898, 7930347, 10573796, 15860694, 31721388]

約数ペア:

[(1, 31721388), (2, 15860694), (3, 10573796), (4, 7930347), (6, 5286898), (12, 2643449), (17, 1865964), (34, 932982), (51, 621988), (68, 466491), (102, 310994), (131, 242148), (204, 155497), (262, 121074), (393, 80716), (524, 60537), (786, 40358), (1187, 26724), (1572, 20179), (2227, 14244), (2374, 13362), (3561, 8908), (4454, 7122), (4748, 6681)]