1491308416

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{21859}}^1$

素因数の和:21927

約数の個数: 64

約数和(自身を含む): 3277688400

約数和(自身を除く): 1786379984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 328, 416, 533, 656, 832, 1066, 1312, 1664, 2132, 2624, 4264, 5248, 8528, 17056, 21859, 34112, 43718, 68224, 87436, 174872, 284167, 349744, 568334, 699488, 896219, 1136668, 1398976, 1792438, 2273336, 2797952, 3584876, 4546672, 7169752, 9093344, 11650847, 14339504, 18186688, 23301694, 28679008, 36373376, 46603388, 57358016, 93206776, 114716032, 186413552, 372827104, 745654208, 1491308416]

約数ペア:

[(1, 1491308416), (2, 745654208), (4, 372827104), (8, 186413552), (13, 114716032), (16, 93206776), (26, 57358016), (32, 46603388), (41, 36373376), (52, 28679008), (64, 23301694), (82, 18186688), (104, 14339504), (128, 11650847), (164, 9093344), (208, 7169752), (328, 4546672), (416, 3584876), (533, 2797952), (656, 2273336), (832, 1792438), (1066, 1398976), (1312, 1136668), (1664, 896219), (2132, 699488), (2624, 568334), (4264, 349744), (5248, 284167), (8528, 174872), (17056, 87436), (21859, 68224), (34112, 43718)]