28373835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 56033280

約数和(自身を除く): 27659445

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 69, 93, 105, 115, 155, 161, 217, 345, 379, 465, 483, 651, 713, 805, 1085, 1137, 1895, 2139, 2415, 2653, 3255, 3565, 4991, 5685, 7959, 8717, 10695, 11749, 13265, 14973, 24955, 26151, 35247, 39795, 43585, 58745, 61019, 74865, 82243, 130755, 176235, 183057, 246729, 270227, 305095, 411215, 810681, 915285, 1233645, 1351135, 1891589, 4053405, 5674767, 9457945, 28373835]

約数ペア:

[(1, 28373835), (3, 9457945), (5, 5674767), (7, 4053405), (15, 1891589), (21, 1351135), (23, 1233645), (31, 915285), (35, 810681), (69, 411215), (93, 305095), (105, 270227), (115, 246729), (155, 183057), (161, 176235), (217, 130755), (345, 82243), (379, 74865), (465, 61019), (483, 58745), (651, 43585), (713, 39795), (805, 35247), (1085, 26151), (1137, 24955), (1895, 14973), (2139, 13265), (2415, 11749), (2653, 10695), (3255, 8717), (3565, 7959), (4991, 5685)]