30991116

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{773}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 78279264

約数和(自身を除く): 47288148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 257, 514, 771, 773, 1028, 1542, 1546, 2319, 3084, 3092, 3341, 4638, 6682, 9276, 10023, 10049, 13364, 20046, 20098, 30147, 40092, 40196, 60294, 120588, 198661, 397322, 595983, 794644, 1191966, 2383932, 2582593, 5165186, 7747779, 10330372, 15495558, 30991116]

約数ペア:

[(1, 30991116), (2, 15495558), (3, 10330372), (4, 7747779), (6, 5165186), (12, 2582593), (13, 2383932), (26, 1191966), (39, 794644), (52, 595983), (78, 397322), (156, 198661), (257, 120588), (514, 60294), (771, 40196), (773, 40092), (1028, 30147), (1542, 20098), (1546, 20046), (2319, 13364), (3084, 10049), (3092, 10023), (3341, 9276), (4638, 6682)]