30981678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 76930560

約数和(自身を除く): 45948882

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 179, 182, 273, 317, 358, 537, 546, 634, 951, 1074, 1253, 1902, 2219, 2327, 2506, 3759, 4121, 4438, 4654, 6657, 6981, 7518, 8242, 12363, 13314, 13962, 16289, 24726, 28847, 32578, 48867, 56743, 57694, 86541, 97734, 113486, 170229, 173082, 340458, 397201, 737659, 794402, 1191603, 1475318, 2212977, 2383206, 4425954, 5163613, 10327226, 15490839, 30981678]

約数ペア:

[(1, 30981678), (2, 15490839), (3, 10327226), (6, 5163613), (7, 4425954), (13, 2383206), (14, 2212977), (21, 1475318), (26, 1191603), (39, 794402), (42, 737659), (78, 397201), (91, 340458), (179, 173082), (182, 170229), (273, 113486), (317, 97734), (358, 86541), (537, 57694), (546, 56743), (634, 48867), (951, 32578), (1074, 28847), (1253, 24726), (1902, 16289), (2219, 13962), (2327, 13314), (2506, 12363), (3759, 8242), (4121, 7518), (4438, 6981), (4654, 6657)]