13197990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 34949376

約数和(自身を除く): 21751386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 787, 1118, 1290, 1574, 1677, 2361, 2795, 3354, 3935, 4722, 5590, 7870, 8385, 10231, 11805, 16770, 20462, 23610, 30693, 33841, 51155, 61386, 67682, 101523, 102310, 153465, 169205, 203046, 306930, 338410, 439933, 507615, 879866, 1015230, 1319799, 2199665, 2639598, 4399330, 6598995, 13197990]

約数ペア:

[(1, 13197990), (2, 6598995), (3, 4399330), (5, 2639598), (6, 2199665), (10, 1319799), (13, 1015230), (15, 879866), (26, 507615), (30, 439933), (39, 338410), (43, 306930), (65, 203046), (78, 169205), (86, 153465), (129, 102310), (130, 101523), (195, 67682), (215, 61386), (258, 51155), (390, 33841), (430, 30693), (559, 23610), (645, 20462), (787, 16770), (1118, 11805), (1290, 10231), (1574, 8385), (1677, 7870), (2361, 5590), (2795, 4722), (3354, 3935)]