28804932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1093

約数の個数: 72

約数和(自身を含む): 79777880

約数和(自身を除く): 50972948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1009, 1098, 1586, 2018, 2196, 2379, 3027, 3172, 4036, 4758, 6054, 7137, 9081, 9516, 12108, 13117, 14274, 18162, 26234, 28548, 36324, 39351, 52468, 61549, 78702, 118053, 123098, 157404, 184647, 236106, 246196, 369294, 472212, 553941, 738588, 800137, 1107882, 1600274, 2215764, 2400411, 3200548, 4800822, 7201233, 9601644, 14402466, 28804932]

約数ペア:

[(1, 28804932), (2, 14402466), (3, 9601644), (4, 7201233), (6, 4800822), (9, 3200548), (12, 2400411), (13, 2215764), (18, 1600274), (26, 1107882), (36, 800137), (39, 738588), (52, 553941), (61, 472212), (78, 369294), (117, 246196), (122, 236106), (156, 184647), (183, 157404), (234, 123098), (244, 118053), (366, 78702), (468, 61549), (549, 52468), (732, 39351), (793, 36324), (1009, 28548), (1098, 26234), (1586, 18162), (2018, 14274), (2196, 13117), (2379, 12108), (3027, 9516), (3172, 9081), (4036, 7137), (4758, 6054)]