28377944

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 64800000

約数和(自身を除く): 36422056

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 149, 152, 179, 266, 298, 358, 532, 596, 716, 1043, 1064, 1192, 1253, 1432, 2086, 2506, 2831, 3401, 4172, 5012, 5662, 6802, 8344, 10024, 11324, 13604, 19817, 22648, 23807, 26671, 27208, 39634, 47614, 53342, 79268, 95228, 106684, 158536, 186697, 190456, 213368, 373394, 506749, 746788, 1013498, 1493576, 2026996, 3547243, 4053992, 7094486, 14188972, 28377944]

約数ペア:

[(1, 28377944), (2, 14188972), (4, 7094486), (7, 4053992), (8, 3547243), (14, 2026996), (19, 1493576), (28, 1013498), (38, 746788), (56, 506749), (76, 373394), (133, 213368), (149, 190456), (152, 186697), (179, 158536), (266, 106684), (298, 95228), (358, 79268), (532, 53342), (596, 47614), (716, 39634), (1043, 27208), (1064, 26671), (1192, 23807), (1253, 22648), (1432, 19817), (2086, 13604), (2506, 11324), (2831, 10024), (3401, 8344), (4172, 6802), (5012, 5662)]