16919910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 50948352

約数和(自身を除く): 34028442

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 107, 126, 210, 214, 251, 315, 321, 502, 535, 630, 642, 749, 753, 963, 1070, 1255, 1498, 1506, 1605, 1757, 1926, 2247, 2259, 2510, 3210, 3514, 3745, 3765, 4494, 4518, 4815, 5271, 6741, 7490, 7530, 8785, 9630, 10542, 11235, 11295, 13482, 15813, 17570, 22470, 22590, 26355, 26857, 31626, 33705, 52710, 53714, 67410, 79065, 80571, 134285, 158130, 161142, 187999, 241713, 268570, 375998, 402855, 483426, 563997, 805710, 939995, 1127994, 1208565, 1691991, 1879990, 2417130, 2819985, 3383982, 5639970, 8459955, 16919910]

約数ペア:

[(1, 16919910), (2, 8459955), (3, 5639970), (5, 3383982), (6, 2819985), (7, 2417130), (9, 1879990), (10, 1691991), (14, 1208565), (15, 1127994), (18, 939995), (21, 805710), (30, 563997), (35, 483426), (42, 402855), (45, 375998), (63, 268570), (70, 241713), (90, 187999), (105, 161142), (107, 158130), (126, 134285), (210, 80571), (214, 79065), (251, 67410), (315, 53714), (321, 52710), (502, 33705), (535, 31626), (630, 26857), (642, 26355), (749, 22590), (753, 22470), (963, 17570), (1070, 15813), (1255, 13482), (1498, 11295), (1506, 11235), (1605, 10542), (1757, 9630), (1926, 8785), (2247, 7530), (2259, 7490), (2510, 6741), (3210, 5271), (3514, 4815), (3745, 4518), (3765, 4494)]