193918530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1021}}^1$

素因数の和:1531

約数の個数: 64

約数和(自身を含む): 502725888

約数和(自身を除く): 308807358

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 487, 974, 1021, 1461, 2042, 2435, 2922, 3063, 4870, 5105, 6126, 6331, 7305, 10210, 12662, 13273, 14610, 15315, 18993, 26546, 30630, 31655, 37986, 39819, 63310, 66365, 79638, 94965, 132730, 189930, 199095, 398190, 497227, 994454, 1491681, 2486135, 2983362, 4972270, 6463951, 7458405, 12927902, 14916810, 19391853, 32319755, 38783706, 64639510, 96959265, 193918530]

約数ペア:

[(1, 193918530), (2, 96959265), (3, 64639510), (5, 38783706), (6, 32319755), (10, 19391853), (13, 14916810), (15, 12927902), (26, 7458405), (30, 6463951), (39, 4972270), (65, 2983362), (78, 2486135), (130, 1491681), (195, 994454), (390, 497227), (487, 398190), (974, 199095), (1021, 189930), (1461, 132730), (2042, 94965), (2435, 79638), (2922, 66365), (3063, 63310), (4870, 39819), (5105, 37986), (6126, 31655), (6331, 30630), (7305, 26546), (10210, 18993), (12662, 15315), (13273, 14610)]