16619070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 43997184

約数和(自身を除く): 27378114

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, 991, 1118, 1290, 1677, 1982, 2795, 2973, 3354, 4955, 5590, 5946, 8385, 9910, 12883, 14865, 16770, 25766, 29730, 38649, 42613, 64415, 77298, 85226, 127839, 128830, 193245, 213065, 255678, 386490, 426130, 553969, 639195, 1107938, 1278390, 1661907, 2769845, 3323814, 5539690, 8309535, 16619070]

約数ペア:

[(1, 16619070), (2, 8309535), (3, 5539690), (5, 3323814), (6, 2769845), (10, 1661907), (13, 1278390), (15, 1107938), (26, 639195), (30, 553969), (39, 426130), (43, 386490), (65, 255678), (78, 213065), (86, 193245), (129, 128830), (130, 127839), (195, 85226), (215, 77298), (258, 64415), (390, 42613), (430, 38649), (559, 29730), (645, 25766), (991, 16770), (1118, 14865), (1290, 12883), (1677, 9910), (1982, 8385), (2795, 5946), (2973, 5590), (3354, 4955)]