399233471

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 539965440

約数和(自身を除く): 140731969

約数列:

[1, 7, 13, 23, 53, 59, 61, 91, 161, 299, 371, 413, 427, 689, 767, 793, 1219, 1357, 1403, 2093, 3127, 3233, 3599, 4823, 5369, 5551, 8533, 9499, 9821, 15847, 17641, 18239, 21889, 22631, 25193, 40651, 42029, 46787, 71921, 74359, 82777, 110929, 123487, 127673, 190747, 284557, 294203, 327509, 503447, 520513, 579439, 934973, 966667, 1076101, 1335229, 2479711, 4387181, 6544811, 6766669, 7532707, 17357977, 30710267, 57033353, 399233471]

約数ペア:

[(1, 399233471), (7, 57033353), (13, 30710267), (23, 17357977), (53, 7532707), (59, 6766669), (61, 6544811), (91, 4387181), (161, 2479711), (299, 1335229), (371, 1076101), (413, 966667), (427, 934973), (689, 579439), (767, 520513), (793, 503447), (1219, 327509), (1357, 294203), (1403, 284557), (2093, 190747), (3127, 127673), (3233, 123487), (3599, 110929), (4823, 82777), (5369, 74359), (5551, 71921), (8533, 46787), (9499, 42029), (9821, 40651), (15847, 25193), (17641, 22631), (18239, 21889)]