197919930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2657}}^1$

素因数の和:2871

約数の個数: 64

約数和(自身を含む): 514418688

約数和(自身を除く): 316498758

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 390, 573, 955, 1146, 1910, 2483, 2657, 2865, 4966, 5314, 5730, 7449, 7971, 12415, 13285, 14898, 15942, 24830, 26570, 34541, 37245, 39855, 69082, 74490, 79710, 103623, 172705, 207246, 345410, 507487, 518115, 1014974, 1036230, 1522461, 2537435, 3044922, 5074870, 6597331, 7612305, 13194662, 15224610, 19791993, 32986655, 39583986, 65973310, 98959965, 197919930]

約数ペア:

[(1, 197919930), (2, 98959965), (3, 65973310), (5, 39583986), (6, 32986655), (10, 19791993), (13, 15224610), (15, 13194662), (26, 7612305), (30, 6597331), (39, 5074870), (65, 3044922), (78, 2537435), (130, 1522461), (191, 1036230), (195, 1014974), (382, 518115), (390, 507487), (573, 345410), (955, 207246), (1146, 172705), (1910, 103623), (2483, 79710), (2657, 74490), (2865, 69082), (4966, 39855), (5314, 37245), (5730, 34541), (7449, 26570), (7971, 24830), (12415, 15942), (13285, 14898)]