31388893884

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1171}}^1\times {\mathrm{24019}}^1$

素因数の和:25231

約数の個数: 72

約数和(自身を含む): 81976993280

約数和(自身を除く): 50588099396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 1171, 2342, 3513, 4684, 7026, 10539, 14052, 21078, 24019, 36301, 42156, 48038, 72057, 72602, 96076, 108903, 144114, 145204, 216171, 217806, 288228, 326709, 432342, 435612, 653418, 744589, 864684, 1306836, 1489178, 2233767, 2978356, 4467534, 6701301, 8935068, 13402602, 26805204, 28126249, 56252498, 84378747, 112504996, 168757494, 253136241, 337514988, 506272482, 871913719, 1012544964, 1743827438, 2615741157, 3487654876, 5231482314, 7847223471, 10462964628, 15694446942, 31388893884]

約数ペア:

[(1, 31388893884), (2, 15694446942), (3, 10462964628), (4, 7847223471), (6, 5231482314), (9, 3487654876), (12, 2615741157), (18, 1743827438), (31, 1012544964), (36, 871913719), (62, 506272482), (93, 337514988), (124, 253136241), (186, 168757494), (279, 112504996), (372, 84378747), (558, 56252498), (1116, 28126249), (1171, 26805204), (2342, 13402602), (3513, 8935068), (4684, 6701301), (7026, 4467534), (10539, 2978356), (14052, 2233767), (21078, 1489178), (24019, 1306836), (36301, 864684), (42156, 744589), (48038, 653418), (72057, 435612), (72602, 432342), (96076, 326709), (108903, 288228), (144114, 217806), (145204, 216171)]