15691757991

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{3307}}^1$

素因数の和:3541

約数の個数: 72

約数和(自身を含む): 26500414464

約数和(自身を除く): 10808656473

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 191, 273, 507, 573, 637, 1183, 1337, 1911, 2483, 3307, 3549, 4011, 7449, 8281, 9359, 9921, 17381, 23149, 24843, 28077, 32279, 42991, 52143, 69447, 96837, 121667, 128973, 162043, 225953, 300937, 365001, 486129, 558883, 631637, 677859, 902811, 1581671, 1676649, 1894911, 2106559, 3912181, 4421459, 4745013, 6319677, 8211281, 11736543, 13264377, 24633843, 27385267, 30950213, 57478967, 82155801, 92850639, 106746653, 172436901, 320239959, 402352769, 747226571, 1207058307, 2241679713, 5230585997, 15691757991]

約数ペア:

[(1, 15691757991), (3, 5230585997), (7, 2241679713), (13, 1207058307), (21, 747226571), (39, 402352769), (49, 320239959), (91, 172436901), (147, 106746653), (169, 92850639), (191, 82155801), (273, 57478967), (507, 30950213), (573, 27385267), (637, 24633843), (1183, 13264377), (1337, 11736543), (1911, 8211281), (2483, 6319677), (3307, 4745013), (3549, 4421459), (4011, 3912181), (7449, 2106559), (8281, 1894911), (9359, 1676649), (9921, 1581671), (17381, 902811), (23149, 677859), (24843, 631637), (28077, 558883), (32279, 486129), (42991, 365001), (52143, 300937), (69447, 225953), (96837, 162043), (121667, 128973)]